Fixed diff link

Author: adamschlesinger

OneSignalExample/Assets/OneSignal/CHANGELOG.md

@@ -24,6 +24,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
       the [README](https://github.com/OneSignal/OneSignal-Unity-SDK/README.md#unity-asset-store) to ensure a smooth transition.
 
 [Unreleased]: https://github.com/OneSignal/OneSignal-Unity-SDK/compare/2.14.2...HEAD
-[2.14.2]: https://github.com/OneSignal/OneSignal-Unity-SDK/compare/2.14.1..2.14.2
+[2.14.2]: https://github.com/OneSignal/OneSignal-Unity-SDK/compare/2.14.1...2.14.2
 [2.14.1]: https://github.com/OneSignal/OneSignal-Unity-SDK/compare/2.14.0...2.14.1
 [2.14.0]: https://github.com/OneSignal/OneSignal-Unity-SDK/compare/2.13.6...2.14.0